C, because it is bounded to the west by the Black Sea
im pretty sure its B.
but i know its not A. or D. because those are nonrenewable
but it is possible that it is C.
Stomata<span> (the word </span>stomata<span> means "mouth") are small pores found in the leaves of the plant that helps in gaseous exchange during photosynthesis and</span>respiration<span>. </span>Stomata consist of two types of cells, the stoma or the pore and guard cells
Answer
the atmosphere is the important part of what makes earth livable and it blocks the sun's dangerous ray from reaching the earth.